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By varying the DP with the polystyrene block, we proficiently managed the different mole fractions with the CP purposeful block. We Notice that block copolymers PS- b -PCPR is also attained via the reverse process of developing the purposeful monomer CPR onto polystyrene macro-CTAs.Với công nghệ bào chế Helloện đại sản phẩm mang l�